MueLu_AggregationStructuredAlgorithm_decl.hpp

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#ifndef MUELU_AGGREGATIONSTRUCTUREDALGORITHM_DECL_HPP_
#define MUELU_AGGREGATIONSTRUCTUREDALGORITHM_DECL_HPP_
 
#include "MueLu_ConfigDefs.hpp"
#include "MueLu_AggregationAlgorithmBase.hpp"
#include "MueLu_AggregationStructuredAlgorithm_fwd.hpp"
 
#include "MueLu_FactoryBase_fwd.hpp"
#include "MueLu_Aggregates_fwd.hpp"
#include "MueLu_IndexManager_fwd.hpp"
#include "MueLu_GraphBase.hpp"
 
namespace MueLu {
  template <class LocalOrdinal = int,
            class GlobalOrdinal = LocalOrdinal,
            class Node = KokkosClassic::DefaultNode::DefaultNodeType>
  class AggregationStructuredAlgorithm :
    public MueLu::AggregationAlgorithmBase<LocalOrdinal,GlobalOrdinal,Node> {
#undef MUELU_AGGREGATIONSTRUCTUREDALGORITHM_SHORT
#include "MueLu_UseShortNamesOrdinal.hpp"
 
  public:
 
 
    AggregationStructuredAlgorithm(const RCP<const FactoryBase>& graphFact = Teuchos::null) { }
 
    virtual ~AggregationStructuredAlgorithm() { }
 
 
 
 
 
    void BuildAggregates(const Teuchos::ParameterList& params, const GraphBase& graph,
                         Aggregates& aggregates, std::vector<unsigned>& aggStat,
                         LO& numNonAggregatedNodes) const;
 
    void BuildGraph(const GraphBase& graph, RCP<IndexManager>& geoData,
                    RCP<CrsGraph>& myGraph, RCP<const Map>& coarseCoordinatesFineMap,
                    RCP<const Map>& coarseCoordinatesMap) const;
 
    std::string description() const { return "Aggretation: structured algorithm"; }
 
  private:
 
    void ComputeGraphDataConstant(const GraphBase& graph, RCP<IndexManager>& geoData,
                                  const int numInterpolationPoints, ArrayRCP<size_t>& nnzOnRow,
                                  Array<size_t>& rowPtr, Array<LO>& colIndex) const;
 
    void ComputeGraphDataLinear(const GraphBase& graph, RCP<IndexManager>& geoData,
                                const int numInterpolationPoints, ArrayRCP<size_t>& nnzOnRow,
                                Array<size_t>& rowPtr, Array<LO>& colIndex) const;
 
  };
 
} //namespace MueLu
 
#define MUELU_AGGREGATIONSTRUCTUREDALGORITHM_SHORT
#endif /* MUELU_AGGREGATIONSTRUCTUREDALGORITHM_DECL_HPP_ */